Security+ Jobs in District of Columbia

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Splunk Engineer Jr.

Leidos

•

Ashburn, Virginia, USA

Full-time

The Splunk Engineer JR. is equivalent to a mid-level engineer at the Department of Homeland Security (DHS). DHS Customs and Border Protection (CBP) Security Operations Center (SOC) is a US Government program responsible to prevent, identify, contain, and eradicate cyber threats to CBP networks through monitoring, intrusion detection and protective security services to CBP information systems including local area networks/wide area networks (LAN/WAN), commercial Internet connection, public facing
Posted 9 days ago | Updated 7 hours ago

Senior Computer Network Engineer

Leidos

•

Odenton, Maryland, USA

Full-time

Job DescriptionDescription The Digital Modernization Sector at Leidos has an opening for a senior Network Engineer on the DISA Defense Red Switch Network team in support of an enterprise VoIP management system GSM-O II contract at Fort Meade, MD. The successful candidate will have a Network Engineering background responsible for the design, document, test, deployment and maintenance of the IP network solutions within an enterprise environment on a high-paced, fast-moving program. As a Network E
Posted 37 days ago | Updated 5 hours ago

Sr Principal Systems Engineer - LINUX - Active Top Secret Required

General Dynamics

•

Washington, District of Columbia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Complex Systems, Microsoft Windows Server, Systems Engineering, Systems Management Certifications: CompTIA - Security+ CE - CompTIA Experience: 15 + years of related experience ship Required: Yes Job Description: Senior Principal Systems Engineer - Linux Design,
Posted 60+ days ago | Updated 7 hours ago

Desktop Engineer - SCCM

SAIC

•

Quantico, Virginia, USA

Full-time

Job ID: 2506390 Location: QUANTICO, VA, US Date Posted: 2025-06-24 Category: Information Technology Subcategory: IT Systems Engineer Schedule: Full-time Shift: Day Job Travel: Yes, 10 % of the Time Minimum Clearance Required: TS/SCI Clearance Level Must Be Able to Obtain: None Potential for Remote Work: No Description Introduction Make a difference for national security by joining a team of dedicated IT professionals who will sustain, modernize and transform the enterprise IT capabili
Posted 45 days ago | Updated 5 hours ago

Senior Network Engineer

Parsons Services Company

•

Quantico, Virginia, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is looking for an amazingly talented Senior Network Engineer to join our tea
Posted 60+ days ago | Updated 7 hours ago

Systems Administrator - TS/SCI

General Dynamics

•

Fort Belvoir, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Administration Job Qualifications: Skills: System Administration, Technical Support, Troubleshooting Certifications: Security+, CE - CompTIA-Security+ CE Experience: 1 + years of related experience ship Required: Yes Job Description: Manages the functionality and efficiency
Posted 60+ days ago | Updated 7 hours ago

Mobility Engineer - TS/SCI with Polygraph

General Dynamics

•

Chantilly, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Developing Test Plans, Systems Design, Systems Engineering Certifications: None Experience: 2 + years of related experience ship Required: Yes Job Description: Systems Engineer Job Description Contributes to completion of milestones a
Posted 60+ days ago | Updated 7 hours ago

Active Directory Systems Engineer - TS/SCI w/Poly

General Dynamics

•

Annapolis, Maryland, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: Other Job Family: Systems Engineering Job Qualifications: Skills: Group Policy, Software Applications, Software Systems Certifications: None Experience: 2 + years of related experience ship Required: Yes Job Description: Active Directory Systems Engineer Deliver simple solutions to complex problems
Posted 56 days ago | Updated 7 hours ago

Identity and Directory Services Engineer - TS/SCI with Polygraph

General Dynamics

•

Chantilly, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Systems Engineering Job Qualifications: Skills: Active Directory (AD), DNS, Microsoft Windows Server Certifications: None Experience: 10 + years of related experience ship Required: Yes Job Description: We are seeking highly motivated engineers with a thirst for learning, in support
Posted 60+ days ago | Updated 7 hours ago

Senior Network Engineer

Leidos

•

Odenton, Maryland, USA

Full-time

The Digital Modernization Sector at Leidos has an opening for a senior Network Engineer on the DISA Defense Red Switch Network team in support of an enterprise VoIP management system - GSM-O II contract at Fort Meade, MD. The successful candidate will have a Network Engineering background responsible for the design, document, test, deployment and maintenance of the IP network solutions within an enterprise environment on a high-paced, fast-moving program. As a Network Engineer, the successful c
Posted 44 days ago | Updated 7 hours ago

System Administrator, Senior

Parsons Services Company

•

Annapolis, Maryland, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is the premier national security and critical infrastructure solutions provi
Posted 36 days ago | Updated 7 hours ago

Information Systems Security Officer (ISSO)

Radiance Technologies

•

Maryland, USA

Full-time

Radiance Technologies, a 100% employee-owned company, is seeking a Journeyman Information Systems Security Officer (ISSO) to support cybersecurity operations for the Project Manager for Cyber and Space (PM C&S) within the Program Executive Office for Intelligence, Electronic Warfare, and Sensors (PEO IEW&S). The ISSO will assist in safeguarding DoD information systems, ensuring cybersecurity compliance, and implementing DoD cyber policies and standards throughout system lifecycles. This position
Posted 60+ days ago | Updated 7 hours ago

Lead Network Engineer

Booz Allen Hamilton

•

Maryland, USA

Full-time

Job Number: R0221945 Network Engineer, Lead Key Role: Serve as a lead network engineer responsible for supporting, engineering, and reengineering complex enterprise network infrastructure. Focus on enhancing network performance, security, and reliability across both data center and campus environments. Lead the resolution of high-impact network incidents and drive smooth transitions during system upgrades and infrastructure modernization. Apply advanced expertise in Cisco technologies-including
Posted 16 days ago | Updated 8 hours ago

Software Engineer / Systems Administration

Lockheed Martin Corporation

•

Springfield, Virginia, USA

Full-time

Job Description Space is a critical domain, connecting our technologies, our security and our humanity. While others view space as a destination, we see it as a realm of possibilities, where we can do more - we can innovate, invest, inspire and integrate our capabilities to transform the future. At Lockheed Martin Space, we aim to harness the full potential of space to cultivate innovation, reduce costs, and push the boundaries of what technology can achieve. We're creating future-ready solutio
Posted 60+ days ago | Updated 7 hours ago

Senior Network Engineer

Leidos

•

Odenton, Maryland, USA

Full-time

Description The Digital Modernization Sector at Leidos has an opening for a senior Network Engineer on the DISA Defense Red Switch Network team in support of an enterprise VoIP management system - GSM-O II contract at Fort Meade, MD. The successful candidate will have a Network Engineering background responsible for the design, document, test, deployment and maintenance of the IP network solutions within an enterprise environment on a high-paced, fast-moving program. As a Network Engineer, the
Posted 47 days ago | Updated 21 hours ago

Information System Security Officer (Active Polygraph Required)

General Dynamics

•

Reston, Virginia, USA

Full-time

Type of Requisition: Regular Clearance Level Must Currently Possess: Top Secret SCI + Polygraph Clearance Level Must Be Able to Obtain: Top Secret SCI + Polygraph Public Trust/Other Required: None Job Family: Information Security Job Qualifications: Skills: Amazon Web Services (AWS), Plan of Action and Milestones (POA&M), Risk Management Framework Certifications: None Experience: 5 + years of related experience ship Required: Yes Job Description: Seize your opportunity to make a personal
Posted 60+ days ago | Updated 7 hours ago

Cyber Security Analyst / ISSO

Scientific Research Corporation

•

Reston, Virginia, USA

Full-time

Description The Cyber Security Analyst / ISSO will be a member of a small team focusing on developing services and applications in a DevSecOps based environment in support of DIA. Engineering will be performed on Joint Worldwide Intelligence Communications System (JWICS) and National Security Agency Network (NSANet) connected systems. As a Cyber Security Analyst/ Information Systems Security Officer (ISSO), this position is responsible for supporting the Information System Owner to complete sec
Posted 16 days ago | Updated 7 hours ago

Virtual Desktop Infrastructure (VDI) Engineer

General Dynamics

•

Remote or Washington, District of Columbia, USA

Full-time

This is an unpaid fellowship through the Department of Defense (DoD) SkillBridge Program. The fellow selected for this role will not receive compensation or benefits from GDIT and will not be an employee, agent or contractor of GDIT but rather will remain an employee of the DoD and will receive compensation and benefits through the DoD. Type of Requisition: Regular Clearance Level Must Currently Posses: Top Secret SCI + Polygraph Clearance Level Must Be Able To Obtain: Top Secret SCI + Polygr
Posted 60+ days ago | Updated 7 hours ago

AWS DevOps Engineer

Booz Allen Hamilton

•

Alexandria, Virginia, USA

Full-time

Job Number: R0203023 AWS DevOps Engineer The Opportunity: As a DevOps engineer, you know how to set up cloud environments and provision computer networking, storage, and virtual networks-ultimately, how to "harness the cloud." We're looking for an experienced DevOps infrastructure engineer like you to support our clients as they modernize their IT infrastructures and meet their most challenging missions. As a DevOps infrastructure engineer at Booz Allen, you'll work closely with cloud architects
Posted 60+ days ago | Updated 8 hours ago

Sr. Systems Engineer

Leidos

•

Fort Belvoir, Virginia, USA

Full-time

Leidos is seeking a Sr. Systems Engineer to support large-scale migration and operations on a large, high-profile DOD contract. The I3TS program provides enterprise-wide IT support to enable the Defense Threat Reduction Agency's (DTRA) Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA's internal and external mission partners operating in CONUS and OCONUS locations. The Sr System
Posted 7 hours ago